second | 1 s | 2 s | 3 s | 4 s | 5 s | 6 s | 7 s | 8 s | 9 s | 10 s | 11 s | 12 s | 13 s | 14 s | 15 s | 16 s | 17 s | 18 s | 19 s | 20 s | 21 s | 22 s | 23 s | 24 s | 25 s | 26 s | 27 s | 28 s | 29 s | 30 s | 31 s | 32 s | 33 s | 34 s | 35 s | 36 s | 37 s | 38 s | 39 s | 40 s | 41 s | 42 s | 43 s | 44 s | 45 s | 46 s | 47 s | 48 s | 49 s | 50 s | 51 s | 52 s | 53 s | 54 s | 55 s | 56 s | 57 s | 58 s | 59 s | 60 s | 61 s | 62 s | 63 s | 64 s | 65 s | 66 s | 67 s | 68 s | 69 s | 70 s | 71 s | 72 s | 73 s | 74 s | 75 s | 76 s | 77 s | 78 s | 79 s | 80 s | 81 s | 82 s | 83 s | 84 s | 85 s | 86 s | 87 s | 88 s | 89 s | 90 s | 91 s | 92 s | 93 s | 94 s | 95 s | 96 s | 97 s | 98 s | 99 s | 100 s |
day | 1.1574074074074 × 10-5 d | 2.3148148148148 × 10-5 d | 3.4722222222222 × 10-5 d | 4.6296296296296 × 10-5 d | 5.787037037037 × 10-5 d | 6.9444444444444 × 10-5 d | 8.1018518518519 × 10-5 d | 9.2592592592593 × 10-5 d | 0.0001042 d | 0.0001157 d | 0.0001273 d | 0.0001389 d | 0.0001505 d | 0.0001620 d | 0.0001736 d | 0.0001852 d | 0.0001968 d | 0.0002083 d | 0.0002199 d | 0.0002315 d | 0.0002431 d | 0.0002546 d | 0.0002662 d | 0.0002778 d | 0.0002894 d | 0.0003009 d | 0.0003125 d | 0.0003241 d | 0.0003356 d | 0.0003472 d | 0.0003588 d | 0.0003704 d | 0.0003819 d | 0.0003935 d | 0.0004051 d | 0.0004167 d | 0.0004282 d | 0.0004398 d | 0.0004514 d | 0.0004630 d | 0.0004745 d | 0.0004861 d | 0.0004977 d | 0.0005093 d | 0.0005208 d | 0.0005324 d | 0.0005440 d | 0.0005556 d | 0.0005671 d | 0.0005787 d | 0.0005903 d | 0.0006019 d | 0.0006134 d | 0.000625 d | 0.0006366 d | 0.0006481 d | 0.0006597 d | 0.0006713 d | 0.0006829 d | 0.0006944 d | 0.0007060 d | 0.0007176 d | 0.0007292 d | 0.0007407 d | 0.0007523 d | 0.0007639 d | 0.0007755 d | 0.0007870 d | 0.0007986 d | 0.0008102 d | 0.0008218 d | 0.0008333 d | 0.0008449 d | 0.0008565 d | 0.0008681 d | 0.0008796 d | 0.0008912 d | 0.0009028 d | 0.0009144 d | 0.0009259 d | 0.0009375 d | 0.0009491 d | 0.0009606 d | 0.0009722 d | 0.0009838 d | 0.0009954 d | 0.0010069 d | 0.0010185 d | 0.0010301 d | 0.0010417 d | 0.0010532 d | 0.0010648 d | 0.0010764 d | 0.0010880 d | 0.0010995 d | 0.0011111 d | 0.0011227 d | 0.0011343 d | 0.0011458 d | 0.0011574 d |
The second (symbol: s) (abbreviated s or sec) is the base unit of time in the International System of Units / Système International d'Unités (SI).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
second | s | time of 9192631770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium 133 atom at 0 K(but other seconds are sometimes used in astronomy). Also that time it takes for light to travel a distance of 299792458 metres. | ≡ 1 second | Metric system SI |
seconds | days | seconds | days |
---|---|---|---|
1 | = 1.1574074074074E-5 | 6 | = 6.9444444444444E-5 |
2 | = 2.3148148148148E-5 | 7 | = 8.1018518518519E-5 |
3 | = 3.4722222222222E-5 | 8 | = 9.2592592592593E-5 |
4 | = 4.6296296296296E-5 | 9 | = 0.00010416666666667 |
5 | = 5.787037037037E-5 | 10 | = 0.00011574074074074 |
A day is a unit of time. In common usage, it is either an interval equal to 24 hours or daytime, the consecutive period of time during which the Sun is above the horizon.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
day | d | = 24 h = 1440 min | = 86.4 ks | Metric system SI |
days | seconds | days | seconds |
---|---|---|---|
1 | = 86400 | 6 | = 518400 |
2 | = 172800 | 7 | = 604800 |
3 | = 259200 | 8 | = 691200 |
4 | = 345600 | 9 | = 777600 |
5 | = 432000 | 10 | = 864000 |
seconds | days |
---|---|
1 | = 1.1574074074074 × 10-5 |
86 400 | = 1 |
You can find the conversion in other languages in the following:
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |